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Pierre Elliott Trudeau Intl

$121+ Cheap flights from Washington to Pierre Elliott Trudeau Intl (YUL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YUL
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Washington to Pierre Elliott Trudeau Intl

Cheapest flights from Washington to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Washington to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:25 pmSEA - YUL
2 stops32h 05mMultiple Airlines
Thu 1/87:30 pmYUL - SEA
1 stop21h 50mMultiple Airlines
Deal found 12/15$439
This Air Canada deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:05 amSEA - YUL
1 stop7h 55mAir Canada
Fri 1/97:30 amYUL - SEA
1 stop10h 01mAir Canada
Deal found 12/15$471
This Air Canada deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:50 amSEA - YUL
2 stops10h 24mAir Canada
Thu 1/89:00 amYUL - SEA
1 stop8h 31mAir Canada
Deal found 12/15$477
This Air Canada deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:50 amSEA - YUL
2 stops10h 24mAir Canada
Wed 1/71:05 pmYUL - SEA
2 stops12h 01mAir Canada
Deal found 12/15$482
This Air Canada deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:50 amSEA - YUL
1 stop8h 10mAir Canada
Tue 1/610:30 pmYUL - SEA
2 stops19h 01mAir Canada
Deal found 12/15$507
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:25 pmSEA - YUL
2 stops32h 05mMultiple Airlines
Fri 1/96:45 amYUL - SEA
1 stop15h 32mMultiple Airlines
Deal found 12/15$534
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:25 amSEA - YUL
2 stops12h 18mWestJet
Thu 1/87:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 12/15$545
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:25 amSEA - YUL
2 stops12h 18mWestJet
Thu 1/87:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 12/15$607
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:10 pmSEA - YUL
1 stop14h 17mMultiple Airlines
Thu 1/87:30 pmYUL - SEA
1 stop21h 50mMultiple Airlines
Deal found 12/15$636
This Air Canada deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:05 amSEA - YUL
1 stop7h 55mAir Canada
Mon 1/59:00 pmYUL - SEA
1 stop15h 15mAir Canada
Deal found 12/15$643
This Air Canada deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:50 amPDX - YUL
1 stop8h 10mAir Canada
Thu 12/259:00 amYUL - PDX
1 stop12h 30mAir Canada
Deal found 12/14$660
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:15 amPDX - YUL
2 stops14h 04mDelta
Fri 1/212:37 pmYUL - PDX
1 stop12h 42mDelta
Deal found 12/15$666

Find flight deals from Washington to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Washington to Pierre Elliott Trudeau Intl flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(Kiwi.com)

One-way from

$121
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$754

Good round-trip deal

$563 or less

Good one-way deal

$274 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Montreal (YMQ) flights.
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From Washington to Montreal Pierre Elliott Trudeau Intl
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One-way flight from Washington to Montreal Pierre Elliott Trudeau Intl
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Highest demand for flights based on searches. 6% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Washington to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from Washington to Montreal Pierre Elliott Trudeau Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Pierre Elliott Trudeau Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Washington to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Washington

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 4/26

2:05 pm-12:42 am

1 stop7h 37m

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

6:45 am-1:08 pm

1 stop9h 23m

$300

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Fri 5/1

7:05 am-12:42 am

1 stop14h 37m

Montreal Pierre Elliott Trudeau Intl

Fri 5/8

6:45 am-8:28 pm

1 stop16h 43m

$301

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 1/29

11:05 pm-4:27 pm

1 stop14h 22m

Montreal Pierre Elliott Trudeau Intl

Thu 2/5

7:30 pm-2:19 pm

1 stop21h 49m

$309

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Fri 1/30

10:51 am-7:05 am

2 stops17h 14m

Montreal Pierre Elliott Trudeau Intl

Fri 2/6

6:45 am-7:17 pm

1 stop15h 32m

$326

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 4/23

3:10 pm-3:13 pm

1 stop21h 03m

Montreal Pierre Elliott Trudeau Intl

Wed 4/29

6:45 am-1:08 pm

1 stop9h 23m

$326

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 2/2

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 2/3

7:30 pm-2:19 pm

1 stop21h 49m

$331

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 2/19

12:16 pm-7:05 am

2 stops15h 49m

Montreal Pierre Elliott Trudeau Intl

Sun 2/22

7:30 pm-2:19 pm

1 stop21h 49m

$337

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 1/7

7:55 am-12:43 am

1 stop13h 48m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

7:30 pm-2:20 pm

1 stop21h 50m

$341

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 4/22

3:10 pm-12:38 am

2 stops30h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 4/25

6:45 am-1:08 pm

2 stops33h 23m

$374

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Fri 1/16

12:59 pm-1:28 pm

2 stops21h 29m

Montreal Pierre Elliott Trudeau Intl

Sat 1/17

4:45 pm-9:45 am

2 stops20h 00m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 44 results
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Best time to book a flight from Washington to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, May is the cheapest month in which you can book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport (average of $214). Flying from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of $562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to YUL?

Find hourly flight availability from Washington to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 63% on flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport by exploring options for tickets in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    WestJet, United Airlines, and Air Canada can get you from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport in just under 7h 37m. Your travel time can differ by up to 13h 52m. The distance from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport is about 2276 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $165. Delta flights start at $186 while deals on American Airlines start at $191 one-way.

  • What are the most popular routes from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    The most popular route from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport is Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl. You may also consider Portland - Montreal Pierre Elliott Trudeau Intl or Pasco Tri Cities - Montreal Pierre Elliott Trudeau Intl.

  • What are the cheapest flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    Looking for the cheapest flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay $1,581, our data indicates the cheapest price to be $274. The most popular route (Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl), is priced around $265.

  • Can I find deals for flights from Washington to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Washington to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Washington to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Washington to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport (average of $214). Flying from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of $562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Longueuil
Brossard
Dorval

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Alternative routes for Washington to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Washington to Pierre Elliott Trudeau Intl

Discover the top 5 airlines that operate flights from Washington to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$207Average$638FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$277Average$653FlexibilityNo cancel feeOn-time67%
WestJetCheapest$289Average$541FlexibilityNo cancel feeOn-time60%
DeltaCheapest$354Average$654FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$493Average$668FlexibilityNo cancel feeOn-time71%

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